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FRACTION NEUTRONS INSTANTANES [2 records]
Record 1 - internal organization data 2017-04-19
Record 1, English
Record 1, Subject field(s)
- Metrology and Units of Measure
- Nuclear Physics
Record 1, Main entry term, English
- dollar
1, record 1, English, dollar
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A unit of reactivity equal to that amount of reactivity required to make a reactor critical on prompt neutrons only, and therefore equal to the effective delayed neutron fraction for that reactor. 1, record 1, English, - dollar
Record 1, French
Record 1, Domaine(s)
- Unités de mesure et métrologie
- Physique nucléaire
Record 1, Main entry term, French
- dollar
1, record 1, French, dollar
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Unité de réactivité, égale à la quantité de réactivité nécessaire pour rendre un réacteur critique à l'aide des neutrons instantanés seulement, et donc égale à la fraction efficace de neutrons retardés pour ce réacteur. 2, record 1, French, - dollar
Record number: 1, Textual support number: 1 OBS
La valeur du dollar varie sensiblement de 300 pcm (parties pour cent mille) pour un cœur au plutonium239 à650 pcm pour un cœur à l’uranium235. 3, record 1, French, - dollar
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2015-04-29
Record 2, English
Record 2, Subject field(s)
- Nuclear Physics
Record 2, Main entry term, English
- prompt neutron fraction
1, record 2, English, prompt%20neutron%20fraction
correct, standardized
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The ratio of the mean number of prompt neutrons per fission to the mean total number of neutrons (prompt plus delayed) per fission. 1, record 2, English, - prompt%20neutron%20fraction
Record number: 2, Textual support number: 1 OBS
prompt neutron fraction: term and definition standardized by ISO. 2, record 2, English, - prompt%20neutron%20fraction
Record 2, French
Record 2, Domaine(s)
- Physique nucléaire
Record 2, Main entry term, French
- fraction de neutrons instantanés
1, record 2, French, fraction%20de%20neutrons%20instantan%C3%A9s
correct, feminine noun, standardized
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Rapport du nombre moyen des neutrons instantanés au nombre moyen total des neutrons (instantanés plus retardés) émis par fission. 1, record 2, French, - fraction%20de%20neutrons%20instantan%C3%A9s
Record number: 2, Textual support number: 1 OBS
fraction de neutrons instantanés : terme et définition normalisés par l'ISO. 2, record 2, French, - fraction%20de%20neutrons%20instantan%C3%A9s
Record 2, Spanish
Record 2, Textual support, Spanish
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